2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved.
3 * See cxx source for full Copyright notice
7 /**********************************************************
8 * In this class azimuthal correlators in mixed harmonics *
9 * are implemented in terms of Q-vectors. This approach *
10 * doesn't require evaluation of nested loops. This class *
13 * a) Extract subdominant harmonics (like v1 and v4); *
14 * b) Study strong parity violation. *
16 * Author: Ante Bilandzic (abilandzic@gmail.com) *
17 *********************************************************/
19 #ifndef ALIFLOWANALYSISWITHMIXEDHARMONICS_H
20 #define ALIFLOWANALYSISWITHMIXEDHARMONICS_H
22 #include "AliFlowCommonConstants.h" // needed as include
32 class AliFlowEventSimple;
33 class AliFlowCommonHist;
34 class AliFlowCommonHistResults;
36 //================================================================================================================
38 class AliFlowAnalysisWithMixedHarmonics
41 AliFlowAnalysisWithMixedHarmonics();
42 virtual ~AliFlowAnalysisWithMixedHarmonics();
43 // 0.) Methods called in the constructor:
44 // 1.) Method Init() and methods called within Init():
46 virtual void CrossCheckSettings();
47 virtual void AccessConstants();
48 virtual void BookAndNestAllLists();
49 virtual void BookProfileHoldingSettings();
50 virtual void BookCommonHistograms();
51 virtual void BookAllEventByEventQuantities();
52 virtual void BookAllAllEventQuantities();
53 virtual void BookAndFillWeightsHistograms();
54 // 2.) Method Make() and methods called within Make():
55 virtual void Make(AliFlowEventSimple *anEvent);
56 virtual void CheckPointersUsedInMake();
57 virtual void Calculate3pCorrelator();
58 virtual void CalculateNonIsotropicTerms();
59 virtual void ResetEventByEventQuantities();
60 // 3.) Method Finish() and methods called within Finish():
61 virtual void Finish();
62 virtual void CheckPointersUsedInFinish();
63 virtual void AccessSettings();
64 virtual void FinalizeNonIsotropicTerms();
65 virtual void CorrectForDetectorEffects();
66 virtual void QuantifyBiasFromDetectorEffects();
67 // 4.) Method GetOutputHistograms and method called within it:
68 virtual void GetOutputHistograms(TList *outputListHistos);
69 virtual void GetPointersForBaseHistograms();
70 virtual void GetPointersForCommonHistograms();
71 virtual void GetPointersForAllEventProfiles();
72 virtual void GetPointersForResultsHistograms();
74 virtual void WriteHistograms(TString outputFileName);
75 virtual void WriteHistograms(TDirectoryFile *outputFileName);
76 // 6.) Setters and getters:
77 void SetHistList(TList* const hl) {this->fHistList = hl;}
78 TList* GetHistList() const {return this->fHistList;}
79 void SetHistListName(const char *hln) {this->fHistListName->Append(*hln);};
80 TString *GetHistListName() const {return this->fHistListName;};
81 void SetAnalysisLabel(const char *al) {this->fAnalysisLabel->Append(*al);};
82 TString *GetAnalysisLabel() const {return this->fAnalysisLabel;};
83 void SetAnalysisSettings(TProfile* const as) {this->fAnalysisSettings = as;};
84 TProfile* GetAnalysisSettings() const {return this->fAnalysisSettings;};
85 void SetCorrelatorInteger(Int_t const ci) {this->fCorrelatorInteger = ci;};
86 Int_t GetCorrelatorInteger() const {return this->fCorrelatorInteger;};
87 void SetNoOfMultipicityBins(Int_t const nomb) {this->fNoOfMultipicityBins = nomb;};
88 Int_t GetNoOfMultipicityBins() const {return this->fNoOfMultipicityBins;};
89 void SetMultipicityBinWidth(Double_t const mbw) {this->fMultipicityBinWidth = mbw;};
90 Double_t GetMultipicityBinWidth() const {return this->fMultipicityBinWidth;};
91 void SetMinMultiplicity(Double_t const mm) {this->fMinMultiplicity = mm;};
92 Double_t GetMinMultiplicity() const {return this->fMinMultiplicity;};
93 void SetCorrectForDetectorEffects(Bool_t const cfde) {this->fCorrectForDetectorEffects = cfde;};
94 Bool_t GetCorrectForDetectorEffects() const {return this->fCorrectForDetectorEffects;};
95 void SetCommonHists(AliFlowCommonHist* const ch) {this->fCommonHists = ch;};
96 AliFlowCommonHist* GetCommonHists() const {return this->fCommonHists;};
97 void SetWeightsList(TList* const wl) {this->fWeightsList = (TList*)wl->Clone();}
98 TList* GetWeightsList() const {return this->fWeightsList;}
99 void SetUsePhiWeights(Bool_t const uPhiW) {this->fUsePhiWeights = uPhiW;};
100 Bool_t GetUsePhiWeights() const {return this->fUsePhiWeights;};
101 void SetUsePtWeights(Bool_t const uPtW) {this->fUsePtWeights = uPtW;};
102 Bool_t GetUsePtWeights() const {return this->fUsePtWeights;};
103 void SetUseEtaWeights(Bool_t const uEtaW) {this->fUseEtaWeights = uEtaW;};
104 Bool_t GetUseEtaWeights() const {return this->fUseEtaWeights;};
105 void SetUseParticleWeights(TProfile* const uPW) {this->fUseParticleWeights = uPW;};
106 TProfile* GetUseParticleWeights() const {return this->fUseParticleWeights;};
107 void SetPhiWeights(TH1F* const histPhiWeights) {this->fPhiWeights = histPhiWeights;};
108 TH1F* GetPhiWeights() const {return this->fPhiWeights;};
109 void SetPtWeights(TH1D* const histPtWeights) {this->fPtWeights = histPtWeights;};
110 TH1D* GetPtWeights() const {return this->fPtWeights;};
111 void SetEtaWeights(TH1D* const histEtaWeights) {this->fEtaWeights = histEtaWeights;};
112 TH1D* GetEtaWeights() const {return this->fEtaWeights;};
113 void SetProfileList(TList* const plist) {this->fProfileList = plist;}
114 TList* GetProfileList() const {return this->fProfileList;}
115 void Set3pCorrelatorPro(TProfile* const s3pPro) {this->f3pCorrelatorPro = s3pPro;};
116 TProfile* Get3pCorrelatorPro() const {return this->f3pCorrelatorPro;};
117 void SetNonIsotropicTermsPro(TProfile* const nitPro) {this->fNonIsotropicTermsPro = nitPro;};
118 TProfile* GetNonIsotropicTermsPro() const {return this->fNonIsotropicTermsPro;};
119 void Set3pCorrelatorVsMPro(TProfile* const s3pVsMPro) {this->f3pCorrelatorVsMPro = s3pVsMPro;};
120 TProfile* Get3pCorrelatorVsMPro() const {return this->f3pCorrelatorVsMPro;};
121 void SetNonIsotropicTermsVsMPro(TProfile2D* const nitVsMPro) {this->fNonIsotropicTermsVsMPro = nitVsMPro;};
122 TProfile2D* GetNonIsotropicTermsVsMPro() const {return this->fNonIsotropicTermsVsMPro;};
123 void SetResultsList(TList* const rlist) {this->fResultsList = rlist;}
124 TList* GetResultsList() const {return this->fResultsList;}
125 void Set3pCorrelatorHist(TH1D* const s3pcHist) {this->f3pCorrelatorHist = s3pcHist;};
126 TH1D* Get3pCorrelatorHist() const {return this->f3pCorrelatorHist;};
127 void SetDetectorBiasHist(TH1D* const dbHist) {this->fDetectorBiasHist = dbHist;};
128 TH1D* GetDetectorBiasHist() const {return this->fDetectorBiasHist;};
129 void SetNonIsotropicTermsHist(TH1D* const nitHist) {this->fNonIsotropicTermsHist = nitHist;};
130 TH1D* GetNonIsotropicTermsHist() const {return this->fNonIsotropicTermsHist;};
131 void Set3pCorrelatorVsMHist(TH1D* const s3pcVsMHist) {this->f3pCorrelatorVsMHist = s3pcVsMHist;};
132 TH1D* Get3pCorrelatorVsMHist() const {return this->f3pCorrelatorVsMHist;};
133 void SetDetectorBiasVsMHist(TH1D* const dbVsMHist) {this->fDetectorBiasVsMHist = dbVsMHist;};
134 TH1D* GetDetectorBiasVsMHist() const {return this->fDetectorBiasVsMHist;};
135 void SetNonIsotropicTermsVsMHist(TH2D* const nitVsMHist) {this->fNonIsotropicTermsVsMHist = nitVsMHist;};
136 TH2D* GetNonIsotropicTermsVsMHist() const {return this->fNonIsotropicTermsVsMHist;};
139 AliFlowAnalysisWithMixedHarmonics(const AliFlowAnalysisWithMixedHarmonics& afawQc);
140 AliFlowAnalysisWithMixedHarmonics& operator=(const AliFlowAnalysisWithMixedHarmonics& afawQc);
142 TList *fHistList; // base list to hold all output objects
143 TString *fHistListName; // name of base list
144 TString *fAnalysisLabel; // analysis label
145 TProfile *fAnalysisSettings; // profile to hold analysis settings
146 Int_t fCorrelatorInteger; // integer n in cos[n(2phi1-phi2-phi3)]
147 Int_t fNoOfMultipicityBins; // number of multiplicity bins
148 Double_t fMultipicityBinWidth; // width of multiplicity bin
149 Double_t fMinMultiplicity; // minimal multiplicity
150 Bool_t fCorrectForDetectorEffects; // correct 3-p correlator for detector effects
152 AliFlowCommonHist *fCommonHists; // common control histograms (filled only with events with 3 or more tracks for 3-p correlators)
153 Int_t fnBinsPhi; // number of phi bins
154 Double_t fPhiMin; // minimum phi
155 Double_t fPhiMax; // maximum phi
156 Double_t fPhiBinWidth; // bin width for phi histograms
157 Int_t fnBinsPt; // number of pt bins
158 Double_t fPtMin; // minimum pt
159 Double_t fPtMax; // maximum pt
160 Double_t fPtBinWidth; // bin width for pt histograms
161 Int_t fnBinsEta; // number of eta bins
162 Double_t fEtaMin; // minimum eta
163 Double_t fEtaMax; // maximum eta
164 Double_t fEtaBinWidth; // bin width for eta histograms
165 // 2a.) Particle weights:
166 TList *fWeightsList; // list to hold all histograms with particle weights: fUseParticleWeights, fPhiWeights, fPtWeights and fEtaWeights
167 Bool_t fUsePhiWeights; // use phi weights
168 Bool_t fUsePtWeights; // use pt weights
169 Bool_t fUseEtaWeights; // use eta weights
170 TProfile *fUseParticleWeights; // profile with three bins to hold values of fUsePhiWeights, fUsePtWeights and fUseEtaWeights
171 TH1F *fPhiWeights; // histogram holding phi weights
172 TH1D *fPtWeights; // histogram holding phi weights
173 TH1D *fEtaWeights; // histogram holding phi weights
174 // 3.) Event-by-event quantities:
175 TMatrixD *fReQnk; // fReQ[n][k] = Re[Q_{n,k}] = sum_{i=1}^{M} w_{i}^{k} cos(n*phi_{i})
176 TMatrixD *fImQnk; // fImQ[n][k] = Im[Q_{n,k}] = sum_{i=1}^{M} w_{i}^{k} sin(n*phi_{i})
177 TMatrixD *fSpk; // fS[p][k] = S_{p,k} = (sum_{i=1}^{M} w_{i}^{k})^{p+1} // note p+1 in the power to use 0th index in p in non-trivial way
178 TH1D *f3pCorrelatorEBE; // 3-p correlator <cos[n(2phi1-phi2-phi3)]> for single event
179 TH1D *fNonIsotropicTermsEBE; // correction terms to 3-p correlator <cos[n(2phi1-phi2-phi3)]> for single event
181 TList *fProfileList; // list holding all all-event profiles
182 TProfile *f3pCorrelatorPro; // 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> for all events (with wrong errors)
183 TProfile *fNonIsotropicTermsPro; // correction terms to 3-p correlator <cos[n(2phi1-phi2-phi3)]> for all events (with wrong errors)
184 TProfile *f3pCorrelatorVsMPro; // 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> for all events (with wrong errors) versus multiplicity
185 TProfile2D *fNonIsotropicTermsVsMPro; // correction terms to <cos[n(2phi1-phi2-phi3)]> for all events (with wrong errors) versus multiplicity
186 // 5.) Final results:
187 TList *fResultsList; // list holding objects with final results
188 TH1D *f3pCorrelatorHist; // 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> for all events (with correct errors)
189 TH1D *fDetectorBiasHist; // bias comming from detector inefficiencies to 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> (in %)
190 TH1D *fNonIsotropicTermsHist; // correction terms to 3-p correlator <cos[n(2phi1-phi2-phi3)]> for all events (with correct errors)
191 TH1D *f3pCorrelatorVsMHist; // 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> for all events (with correct errors) versus multiplicity
192 TH1D *fDetectorBiasVsMHist; // bias comming from detector inefficiencies to 3-p correlator <<cos[n(2phi1-phi2-phi3)]>> (in %) versus multiplicity
193 TH2D *fNonIsotropicTermsVsMHist; // correction terms to <cos[n(2phi1-phi2-phi3)]> for all events (with correct errors) versus multiplicity
195 ClassDef(AliFlowAnalysisWithMixedHarmonics, 0);
199 //================================================================================================================